Outline
1-1-9
Application Examples
14
Loop Controller
Analog Output Unit
CPU Unit
Analog Input Unit
Analog input signals
Analog output signals
For example, 4 to 20 mA
For example, 4 to 20 mA
The Loop Controller can be used, for example, to build control systems capa-
ble of high-density monitoring of analog data through to advanced control of
instrumentation such as in the following four examples.
High-density Monitoring of Waterworks and Sewage Systems
Analog Input
Unit
Temper-
ature
PH
Temperature
Personal computer
CX-Process Tool: Create function block data.
SCADA software: For example,
set SP, autotune PID constants,
and monitor PV.
Contact
Output Unit
Alarm
output
Alarm
output
Temper-
ature
PH
Section 1-1
Loop Controller
Alarm
Alarm
Alarm
Alarm